Base | Representation |
---|---|
bin | 10001001110101… |
… | …10101001111111 |
3 | 101001222002120102 |
4 | 20213112221333 |
5 | 244000043033 |
6 | 22201511315 |
7 | 3403343225 |
oct | 1047265177 |
9 | 331862512 |
10 | 144534143 |
11 | 74649706 |
12 | 404a253b |
13 | 23c37080 |
14 | 152a4b15 |
15 | ca4ede8 |
hex | 89d6a7f |
144534143 has 16 divisors (see below), whose sum is σ = 160095936. Its totient is φ = 129634560.
The previous prime is 144534107. The next prime is 144534157. The reversal of 144534143 is 341435441.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 144534143 - 210 = 144533119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144534443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198446 + ... + 199172.
It is an arithmetic number, because the mean of its divisors is an integer number (10005996).
Almost surely, 2144534143 is an apocalyptic number.
144534143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
144534143 is a deficient number, since it is larger than the sum of its proper divisors (15561793).
144534143 is a wasteful number, since it uses less digits than its factorization.
144534143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1154.
The product of its digits is 11520, while the sum is 29.
The square root of 144534143 is about 12022.2353578692. The cubic root of 144534143 is about 524.7955581909.
Adding to 144534143 its reverse (341435441), we get a palindrome (485969584).
The spelling of 144534143 in words is "one hundred forty-four million, five hundred thirty-four thousand, one hundred forty-three".
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